Updated November 09, 2018

The 6 Best Window Insulation Kits

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Best High-End
Best Mid-Range
Best Inexpensive

We spent 25 hours on research, videography, and editing, to review the top selections for this wiki. If you’ve got old or drafty windows, chances are you’re paying a bundle to heat your home every winter. Insulation kits are an affordable way to save energy and significantly reduce your utility bills by hundreds of dollars per year. Here we list a variety of options geared toward those who are experienced with sealing their homes as well as anyone trying it for the very first time. When users buy our independently chosen editorial picks, we may earn commissions to support our work. Skip to the best window insulation kit on Amazon.

6. Frost King

5. M-D Building Shrink and Seal

4. Duck Max

3. Frost King Thermwell

2. Duck Brand

1. 3M 5-Window

Editor's Notes

November 09, 2018:

While there are relatively few top options on the market, a handful of kits received high marks, most of them available from trusted brands. Included one long, wide roll for those who prefer to do their own cutting or who have non-standard size windows.


Last updated on November 09, 2018 by multiple members of the ezvid wiki editorial staff

Our professional staff of writers and researchers have been creating authoritative product recommendations and reviews since 2011. Many of our wikis require expert maintenance, and are authored by individual members of our editorial staff. However, this wiki is currently maintained by multiple members of the ezvid wiki team.


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